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[next] scsi: bfa: Replace one-element array with flexible-array member in struct fc_rscn_pl_s

Message ID ZN0VTpDBOSVHGayb@work (mailing list archive)
State Accepted
Headers show
Series [next] scsi: bfa: Replace one-element array with flexible-array member in struct fc_rscn_pl_s | expand

Commit Message

Gustavo A. R. Silva Aug. 16, 2023, 6:28 p.m. UTC
One-element and zero-length arrays are deprecated. So, replace
one-element array in struct fc_rscn_pl_s with flexible-array member.

This results in no differences in binary output.

Link: https://github.com/KSPP/linux/issues/339
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
---
 drivers/scsi/bfa/bfa_fc.h      | 2 +-
 drivers/scsi/bfa/bfa_fcbuild.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

Comments

Kees Cook Aug. 16, 2023, 8:39 p.m. UTC | #1
On Wed, Aug 16, 2023 at 12:28:30PM -0600, Gustavo A. R. Silva wrote:
> One-element and zero-length arrays are deprecated. So, replace
> one-element array in struct fc_rscn_pl_s with flexible-array member.
> 
> This results in no differences in binary output.
> 
> Link: https://github.com/KSPP/linux/issues/339
> Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>

Reviewed-by: Kees Cook <keescook@chromium.org>
Martin K. Petersen Aug. 21, 2023, 8:53 p.m. UTC | #2
Gustavo,

> One-element and zero-length arrays are deprecated. So, replace
> one-element array in struct fc_rscn_pl_s with flexible-array member.
>
> This results in no differences in binary output.

Applied to 6.6/scsi-staging, thanks!
Martin K. Petersen Aug. 25, 2023, 1:12 a.m. UTC | #3
On Wed, 16 Aug 2023 12:28:30 -0600, Gustavo A. R. Silva wrote:

> One-element and zero-length arrays are deprecated. So, replace
> one-element array in struct fc_rscn_pl_s with flexible-array member.
> 
> This results in no differences in binary output.
> 
> 

Applied to 6.6/scsi-queue, thanks!

[1/1] scsi: bfa: Replace one-element array with flexible-array member in struct fc_rscn_pl_s
      https://git.kernel.org/mkp/scsi/c/56a4d69a26c9
diff mbox series

Patch

diff --git a/drivers/scsi/bfa/bfa_fc.h b/drivers/scsi/bfa/bfa_fc.h
index a12d693065ce..1091aa428533 100644
--- a/drivers/scsi/bfa/bfa_fc.h
+++ b/drivers/scsi/bfa/bfa_fc.h
@@ -800,7 +800,7 @@  struct fc_rscn_pl_s {
 	u8	command;
 	u8	pagelen;
 	__be16	payldlen;
-	struct fc_rscn_event_s event[1];
+	struct fc_rscn_event_s event[];
 };
 
 /*
diff --git a/drivers/scsi/bfa/bfa_fcbuild.c b/drivers/scsi/bfa/bfa_fcbuild.c
index 773c84af784c..52303e8c716d 100644
--- a/drivers/scsi/bfa/bfa_fcbuild.c
+++ b/drivers/scsi/bfa/bfa_fcbuild.c
@@ -1051,7 +1051,7 @@  fc_rscn_build(struct fchs_s *fchs, struct fc_rscn_pl_s *rscn,
 	rscn->event[0].format = FC_RSCN_FORMAT_PORTID;
 	rscn->event[0].portid = s_id;
 
-	return sizeof(struct fc_rscn_pl_s);
+	return struct_size(rscn, event, 1);
 }
 
 u16